#include <bits/stdc++.h>
using namespace std;
int main()
{
    int a,b;
    cin>>a>>b;
    if(a>=10||b>=20)cout<<1;
    else cout<<0;
    return 0;
}

#include<iostream> 
#include<cstdio> 
#include<cmath> 
#include<algorithm>
using namespace std;
int main(){
	int a,b;
	cin >> a >> b;	
	if (a>=10 || b>=20){
		cout << "1";
	}else{
		cout << "0";
	}
	return 0;
}